发明名称 Headphones and headset
摘要 Headphones comprising a headband (10) having a first and second end. A first earpiece and a second earpiece (20) are attached to the first and second ends of the headband (10), respectively. The headband comprises a first spring layer and a second spring layer (11, 12) and an intermediate dampening layer (13) arranged between the first and second spring layers (11, 12).
申请公布号 US8295530(B2) 申请公布日期 2012.10.23
申请号 US20100683285 申请日期 2010.01.06
申请人 GRELL AXEL;SENNHEISER ELECTRONIC GMBH & CO. KG 发明人 GRELL AXEL
分类号 H04R25/00 主分类号 H04R25/00
代理机构 代理人
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